Gloucestershire Plume Plotter
Gloucestershire incinerator plume
at 19:20 on Mon, 15 Dec 2025
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The map shows the predicted pollution caused by the emissions from the incinerator at Javelin Park.

The red line shows wind direction. Green rings show distance (km). Colours show concentration of oxides of nitrogen at ground level. Maximum: 3.52 µg/m3. This is the concentration at the location that is most polluted by the plume.

Breakdown of pollutants at most polluted location (green = background, red = added by plume):

Oxides of nitrogen
Sulphur dioxide
Carbon monoxide
Particulates
Hydrogen chloride
Hydrogen flouride
VOCs
Ammonia
Mercury
Cadmium and thallium
Other metals
Dioxins and furans
Benzo(a)pyrene

Oxides of nitrogen
Sulphur dioxide
Carbon monoxide
Particulates
Hydrogen chloride
Hydrogen flouride
VOCs
Ammonia
Mercury
Cadmium and thallium
Other metals
Dioxins and furans
Benzo(a)pyrene

Concentration
per m3
Background
(annual mean)
Plume
Oxides of nitrogen15.3 µg3.52 µg(23%)
Sulphur dioxide2.6 µg236 ng(9%)
Carbon monoxide324 µg700 pg(0%)
Particulates15.4 µg3.42 ng(0%)
Hydrogen chloride2.35 µg138 ng(6%)
Hydrogen flouride560 ng1.83 ng(0%)
VOCs500 ng17.4 ng(3%)
Ammonia2.6 µg32.8 ng(1%)
Mercury30 pg43.4 pg(145%)
Cadmium and thallium430 pg12 pg(3%)
Other metals20.8 ng414 pg(2%)
Dioxins and furans44.1 fg0.169 fg(0%)
Benzo(a)pyrene210 pg261 fg(0%)
Display parameters
Zoom:
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Area:
Centred
Downwind
Emissions:
Planned
Historical
Latest weather data
Wind 5.8 mph (2.6 m/s) from 220°. Cloud cover: 10/10. Temp: 10°C. Pressure: 1003 mb. Data from Gloucestershire airport at 19:20.